在平行四边形
中,
,
,
,则
的值为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4aca5534bce25acaeb7379deed8f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b1cc4f5554e8043850cdc6a261d0bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e58b0a4b514f27b6c969c9ed5b3c34d.png)
更新时间:2018-02-16 19:51:06
|
相似题推荐
填空题-单空题
|
适中
(0.65)
名校
【推荐1】如图,已知
为
的一条弦,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efc3c94a75a4f2e7fbea0076a6f85ca.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86cb0a4b5dfc0d3111c55b5744dbe9e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0efc3c94a75a4f2e7fbea0076a6f85ca.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/30/994c7708-82d5-4302-8d6f-d4aec4981f82.png?resizew=148)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
解题方法
【推荐2】已知平行四边形
中,
,
,
,M、N分别为BC、CD的中点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28ee784332d042709378804d71b06201.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d2c15801fee2405573677484f5dcfa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5640c531110986a503de677715770e62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28ee784332d042709378804d71b06201.png)
您最近一年使用:0次
填空题-单空题
|
适中
(0.65)
名校
解题方法
【推荐1】如图,在
中,
是
的中点,
在边
上,
,
,
与
的交点为
.若
,则
的长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833a1317d15bdad58ca21d3934a9a2b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/654b03e882da136fc002a80b1adfea11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/2021/9/4/2800808343977984/2813774564843520/STEM/ea823a01d3ff49f7933b2270de7fbdaf.png?resizew=168)
您最近一年使用:0次
填空题-双空题
|
适中
(0.65)
名校
【推荐2】已知平行四边形
的两条对角线相交于点
,
,
,
,其中点
在线段
上且满足
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/185061adb1814245b4b513739c55d37b.png)
______ ,若点
是线段
上的动点,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7b19819443514c14e3133a657941198.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8e62790b80d4dd6e19ef709088eec57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea4f5eec0addba78f2e0cdfb7ecc59a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be2e2c0d4ac2bd79f6cea7a9b1a50662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3459f40bcad3f91600a8ab0f9a3b1a5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/185061adb1814245b4b513739c55d37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ce4aa176b1dc89d49a7b05806b35ef.png)
您最近一年使用:0次